function sendAjaxTo(dataToSend,callback,url)
{
	var xmlHttpReq = false;
	var self = this;
	// Mozilla/Safari
	if (window.XMLHttpRequest) {
		self.xmlHttpReq = new XMLHttpRequest();
	}
	// IE
	else if (window.ActiveXObject) {
		self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
	}
	
	self.xmlHttpReq.open('POST', url, true);
	self.xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	self.xmlHttpReq.onreadystatechange = function()
	{
		if (self.xmlHttpReq.readyState == 4)
		{
			callback(self.xmlHttpReq.responseText);
		}
	}
	self.xmlHttpReq.send(dataToSend);
}